<!doctype html>
<html lang="zh">
<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> 
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>jQuery响应式可拖拽的元素组件网格布局插件</title>
	<link rel="stylesheet" href="http://libs.baidu.com/bootstrap/3.2.0/css/bootstrap.min.css">
    <link rel="stylesheet" href="http://www.jq22.com/jquery/font-awesome.4.6.0.css"/>
    <link rel="stylesheet" href="dist/gridstack.css"/>
	<link rel="stylesheet" type="text/css" href="css/default.css">
	<style type="text/css">
        .grid-stack {
            background: lightgoldenrodyellow;
        }

        .grid-stack-item-content {
            color: #2c3e50;
            text-align: center;
            background-color: #18bc9c;
        }
    </style>
	<!--[if IE]>
		<script src="http://libs.baidu.com/html5shiv/3.7/html5shiv.min.js"></script>
	<![endif]-->
</head>
<body>
	<div class="jq22-container">
		<header class="jq22-header">
			<h1>jQuery响应式可拖拽的元素组件网格布局插件 <span>A jQuery plugin for widget layout</span></h1>
			
			<div class="jq22-demo center">
			  <a href="index.html">float</a>
			  <a href="knockout.html">knockout</a>
			  <a href="knockout2.html">knockout2</a>
			  <a href="nested.html">nested</a>
			  <a href="serialization.html" class="current">serialization</a>
			</div>
		</header>
		<div class="jq22-content bgcolor-3">
			<div class="container-fluid">
		        <h1>Serialization demo</h1>

		        <div>
		            <a class="btn btn-default" id="save-grid" href="#">Save Grid</a>
		            <a class="btn btn-default" id="load-grid" href="#">Load Grid</a>
		            <a class="btn btn-default" id="clear-grid" href="#">Clear Grid</a>
		        </div>

		        <br/>

		        <div class="grid-stack">
		        </div>

		        <hr/>

		        <textarea id="saved-data" cols="100" rows="20" readonly></textarea>
		    </div>
	    </div>
		
	</div>
	
	<script src="http://www.jq22.com/jquery/1.11.1/jquery.min.js"></script>
    <script src="http://libs.baidu.com/jqueryui/1.10.4/jquery-ui.min.js"></script>
    <script src="http://libs.baidu.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
    <script src="js/lodash.min.js"></script>
    <script src="dist/gridstack.js"></script>
    <script type="text/javascript">
        $(function () {
            var options = {
            };
            $('.grid-stack').gridstack(options);

            new function () {
                this.serialized_data = [
                    {x: 0, y: 0, width: 2, height: 2},
                    {x: 3, y: 1, width: 1, height: 2},
                    {x: 4, y: 1, width: 1, height: 1},
                    {x: 2, y: 3, width: 3, height: 1},
                    {x: 1, y: 4, width: 1, height: 1},
                    {x: 1, y: 3, width: 1, height: 1},
                    {x: 2, y: 4, width: 1, height: 1},
                    {x: 2, y: 5, width: 1, height: 1}
                ];

                this.grid = $('.grid-stack').data('gridstack');

                this.load_grid = function () {
                    this.grid.remove_all();
                    var items = GridStackUI.Utils.sort(this.serialized_data);
                    _.each(items, function (node) {
                        this.grid.add_widget($('<div><div class="grid-stack-item-content" /><div/>'),
                            node.x, node.y, node.width, node.height);
                    }, this);
                }.bind(this);

                this.save_grid = function () {
                    this.serialized_data = _.map($('.grid-stack > .grid-stack-item:visible'), function (el) {
                        el = $(el);
                        var node = el.data('_gridstack_node');
                        return {
                            x: node.x,
                            y: node.y,
                            width: node.width,
                            height: node.height
                        };
                    }, this);
                    $('#saved-data').val(JSON.stringify(this.serialized_data, null, '    '));
                }.bind(this);

                this.clear_grid = function () {
                    this.grid.remove_all();
                }.bind(this);

                $('#save-grid').click(this.save_grid);
                $('#load-grid').click(this.load_grid);
                $('#clear-grid').click(this.clear_grid);

                this.load_grid();
            };
        });
    </script>
</body>
</html>